Email

Field of Research

Contribution to Collaborative Research Centre 716 Dynamische Simulation von Systemen mit großen Teilchenzahlen, subproject B.4:
Simulation of Fracture Phenomena in Impact Loaded Granular Solids (2nd funding period 2011-2014)
Investigation of Granular Processes by Consideration of Particle Fracture (1st funding period 2007-2010)

Dynamic Simulation of the Screening Process in a Tumbling Screening Machine (concluded project)

Publications

• Eberhard, P.; Seifried, R.; Ergenzinger, C.; Stühler, S.; Spreng, F.; Beck, F.; Müller, A.; Fleissner, F.:
  Particles - Bridging the Gap between Solids and Fluids.
  Procedia IUTAM (18 pages).
• Ergenzinger, C.; Seifried, R.; Eberhard, P.:
  A Discrete Element Model for Degradation of Ballast Tracks.
  PAMM Proceedings in Applied Mathematics and Mechanics, Vol. 12, No. 1, pp. 49-50, 2012. [http://dx.doi.org/ 10.1002/pamm.201210016].
• Ergenzinger, C.; Seifried, R.; Eberhard, P.:
  A Discrete Element Approach to Model Breakable Railway Ballast.
  ASME Journal of Computational and Nonlinear Dynamics, Special Issue on Railroad Vehicle Dynamics, Vol. 7, No. 4, 041010 1-8, 2012. [http://dx.doi.org/10.1115/1.4006731]
• Ergenzinger, C.; Seifried, R.; Eberhard, P.:
  A Discrete Element Model Predicting the Strength of Ballast Stones.
  Computers & Structures, Special Issue ECT 2010, Vol. 108-109, pp. 3-13, 2012. [http://dx.doi.org/10.1016/j.compstruc.2012.02.006]
• Ergenzinger, C.; Seifried, R.; Eberhard, P.:
  A Discrete Element Model to Describe Failure of Strong Rock in Uniaxial Compression.
  Granular Matter, Vol. 13, No. 4, pp. 341-364, 2011. [http://dx.doi.org/10.1007/s10035-010-0230-7]
• Ergenzinger, C.; Seifried, R.; Eberhard, P.:
  Failure of Geomaterials Assessed using an Extended Discrete Element Method.
  Proceedings of the Seventh International Conference on Engineering Computational Technology, B.H.V. Topping, J.M. Adam, F.J. Pallares, R. Bru and M.L. Romero (Eds.), Civil-Comp Press, Stirlingshire, UK, Paper 136 (20 pages), 2010. [http://dx.doi.org/10.4203/ccp.94.136]
• Ergenzinger, C.; Seifried, R.; Eberhard, P.:
  Modelling of Crushable Ballast using an Extended Discrete Element Method.
  Particle-Based Methods: Fundamentals and Applications, E. Onate and D.R.J. Owen (Eds.), Barcelona, Spain, November 25-27, 2009, pp. 134-137.
• Alkhaldi, H.; Ergenzinger, C.; Fleißner, F.; Eberhard, P.:
  Comparison Between Two Different Mesh Descriptions Used for Simulation of Sieving Processes.
  Granular Matter, Vol. 10, No. 3, pp. 223-229, 2008. [http://dx.doi.org/10.1007/s10035-008-0084-4]
• Ergenzinger, C.; Eberhard, P.:
  Dynamics of a Particle Screening Process.
  Proceedings of the International Workshop on Coupled Methods in Numerical Dynamics, Z. Terze and C. Lacor (Eds.), Dubrovnik, Croatia, September 19-21, 2007, pp. 271-282.
• Ergenzinger, C.:
  Experimentelle Untersuchung der Dynamik des Siebvorgangs in einer Taumelsiebmaschine (in German).
  Diplomarbeit, DIPL-116. Stuttgart: University, Institute of Engineering and Computational Mechanics, 2007.
• Ergenzinger, C.:
  Untersuchungen zur Steuerung kinematisch redundanter Manipulatoren (in German).
  Studienarbeit, STUD-244. Stuttgart: University, Institute of Engineering and Computational Mechanics, 2006.
• Ergenzinger, C.:
  Experimentelle Modalanalyse eines reibungsgedämpften Balkens (in German).
  Studienarbeit. Stuttgart: University, Institute of Applied and Experimental Mechanics, 2006.

Talks

• September 24, 2012: Seminary of the SFB 716, Stuttgart:
  "Simulation von Bruchvorgängen in stoßangeregten granularen Festkörpern".
• June 12, 2012: Seminary of the Institute, Bad Liebenzell:
  "Zur Formulierung von Partikelbindungen für die Diskrete Elemente Methode".
• March 29, 2012: Annual Meeting of the International Association of Applied Mathematics and Mechanics, Darmstadt:
  "A Discrete Element Model for Degradation of Ballast Tracks".
  
• September 17, 2010: The Seventh International Conference on Engineering Computational Technology, Valencia, Spanien:
  "Failure of Geomaterials Assessed using an Extended Discrete Element Method".
  Awarded with the Young Researcher Best Paper Prize for ECT 2010.
  
• July 2, 2010: Seminary of the Institute, Pforzheim-Hohenwart:
  "Diskrete Modellierung und Simulation brechbarer Granulate".
• November 26, 2009: International Conference on Particle-Based Methods Particles 2009, Barcelona, Spain:
  "Modelling of Crushable Ballast using an Extended Discrete Element Method".
  
• September 22, 2009: Seminary of the SFB 716, Irsee:
  "Methodologies for Discrete Element Simulation of Strength and Failure Properties of Granular Materials".
• July 7, 2009: Seminary of the Institute, Pforzheim-Hohenwart:
  "Ausgewählte Aspekte der Modellierung brechbarer Materialien als Diskontinuum".
• January 28, 2009: Numerical Simulation Program in Mechanical Engineering, Skopje, Macedonia:
  "Dynamics of Particle Systems - Application of Discrete Element Simulation Techniques to Granular Media and Materials".
• September 8, 2008: Seminary of the SFB 716, Pforzheim-Hohenwart:
  "Dynamische Simulation nichtlinearer, granularer Materialien mit großen Dehnungen und Bruchvorgängen".
• July 9, 2008: Seminary of the Institute, Pforzheim-Hohenwart:
  "Simulation nichtlinearer Materialien mit großen Dehnungen und Bruchvorgängen mit der DEM".
• May 27, 2008: Fourth International Conference on Advanced Computational Methods in Engineering, Liege, Belgium:
  "Application of the Discrete Element Method for the Simulation of Crushable Materials".
• Oktober 12, 2007: Seminary of the SFB 716, Pforzheim-Hohenwart:
  "Dynamische Simulation granularer Vorgänge".
• September 20, 2007: International Workshop on Coupled Methods in Numerical Dynamics, Dubrovnik, Kroatien:
  "Dynamics of a Particle Screening Process".
• July 12, 2007: Seminary of the SFB 716, University of Stuttgart:
  "Experimentelle Untersuchung der Dynamik des Siebvorgangs in einer Taumelsiebmaschine".
• May 9, 2007: Seminary of the Institute, Rossberghaus, Reutlingen:
  "Experimentelle Untersuchung der Dynamik des Siebvorgangs in einer Taumelsiebmaschine".

Industrial Property Rights

• Ergenzinger, C.:
  Schutzblech für Zweiräder, insbesondere Fahrräder mit Federgabel (in German).
  Gebrauchsmusterschrift, DE202005004310U1. German Patent and Trade Mark Office, 2005.

Supervised Student- and Diplomatheses

• Fernandez Llana, D. Discrete Element Modelling of Granular Flow in Silos, Master's thesis. Universidad Politecnica de Madrid, 2010.
• Tismer, A.: Untersuchungen zur Festigkeit finiter Partikelaggregate, Studienarbeit. Stuttgart: Universität, Institut für Technische und Numerische Mechanik, 2009/2010.
• Xu, Z.: Untersuchungen zum Einfluss der Partikelgröße auf die Festigkeitseigenschaften granularer Festkörper, Studienarbeit. Stuttgart: Universität, Institut für Technische und Numerische Mechanik, 2009/2010.
• Geiger, C.: Untersuchungen zum Versagen granularer Materialien, Studienarbeit. Stuttgart: Universität, Institut für Technische und Numerische Mechanik, 2009/2010.
• Weißhardt, F.: Untersuchung des Setzungsverhaltens von Packungen konvexer Makrokörper, Studienarbeit. Stuttgart: Universität, Institut für Technische und Numerische Mechanik, 2008.
• Bollerhoff, T.: Untersuchungen zum Aufbau zerbrechbarer, konvexer Makrokörper aus diskreten Teilchen, Studienarbeit. Stuttgart: Universität, Institut für Technische und Numerische Mechanik, 2007/2008.

Teaching

• Organization of the seminar Applied Mechanics III (WT 2011/12)
• Excercise classes for Applied Mechanics I for Technology Management (WT 2010/11)
• Teaching Assistant of the lecture Applied Dynamics (Occupant Restraint Systems in Motor Vehicles) (WT 2009/10)
• Teaching Assistant of the lecture Optimization of Mechanical Systems (WT 2008/09)
• Teaching Assistant of the lecture Applied Dynamics (Occupant Restraint Systems in Motor Vehicles) (ST 2008)
• Teaching Assistant of the lecture Applied Dynamics (Part II, Introduction to Mechatronics) (WT 2007/08)